49945728

Names of 49945728

• Cardinal: 49945728 can be written as Forty-nine million, nine hundred forty-five thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 4.9945728 × 10⁷

Factors of 49945728

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1122

Divisors of 49945728

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 17 21 24 28 32 34 42 48 51 56 64 68 84 96 102 112 119 128 136 168 192 204 224 238 272 336 357 384 408 448 476 544 672 714 816 896 952 1088 1093 1344 1428 1632 1904 2176 2186 2688 2856 3264 3279 3808 4372 5712 6528 6558 7616 7651 8744 11424 13116 15232 15302 17488 18581 22848 22953 26232 30604 34976 37162 45696 45906 52464 55743 61208 69952 74324 91812 104928 111486 122416 130067 139904 148648 183624 209856 222972 244832 260134 297296 367248 390201 419712 445944 489664 520268 594592 734496 780402 891888 979328 1040536 1189184 1468992 1560804 1783776 2081072 2378368 2937984 3121608 3567552 4162144 6243216 7135104 8324288 12486432 16648576 24972864 49945728
• Sum of all divisors σ(n): 160686720
• Sum of proper divisors (its aliquot sum) s(n): 110740992
• 49945728 is an abundant number, because the sum of its proper divisors (110740992) is greater than itself. Its abundance is 60795264

Bases of 49945728

• Binary: 10111110100001110010000000₂
• Hexadecimal: 0x2FA1C80
• Base-36: TQIDC

Squares and roots of 49945728

• 49945728 squared (49945728²) is 2494575745449984
• 49945728 cubed (49945728³) is 124593401657642138468352
• The square root of 49945728 is 7067.2291600031
• The cube root of 49945728 is 368.2698084359

Scales and comparisons

• 49,945,728 seconds is equal to 1 year, 30 weeks, 4 days, 1 hour, 48 minutes, 48 seconds.
• To count from 1 to 49,945,728 would take you about two years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 49945728 cubic inches would be around 30.7 feet tall.

Recreational maths with 49945728

• 49945728 backwards is 82754994
• 49945728 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 49945728's digits is 48
• More coming soon!